package com.sky.mapper;

import com.github.pagehelper.Page;
import com.sky.annotation.AutoFill;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.enumeration.OperationType;
import com.sky.vo.DishVO;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.List;


@Mapper
    public interface DishMapper {

        /**
         * 根据分类id查询菜品数量
         * @param categoryId
         * @return
         */
        @Select("select count(id) from dish where category_id = #{categoryId}")
        Integer countByCategoryId(Long categoryId);
        /**
         * 新增菜品
         * @param dish
         * @return
         */
        @AutoFill(value = OperationType.INSERT)
        void insert(Dish dish);
        /**
         * 新增菜品和对应口味
         * @param dishPageQueryDTO
         * @return
         */
        Page<DishVO> pageQuery(DishPageQueryDTO dishPageQueryDTO);
        /**
         * 菜品批量删除
         * @param id
         * @return
         */
       @Select("select * from dish where id =#{id}")
        Dish getById(Long id);
       @Delete("delete from dish where id = #{id}")
       void deleteById(Long id);


       void deleteByIds(List<Long> ids);

    /**
     * 修改菜品信息
     * @param dish
     * @return
     */
    @AutoFill(value = OperationType.UPDATE)
    void update(Dish dish);



    List<Dish> list(Dish dish);
}

